CN104985758A - Injection mold capable of preventing product from being damaged under pulling - Google Patents

Injection mold capable of preventing product from being damaged under pulling Download PDF

Info

Publication number
CN104985758A
CN104985758A CN201510449604.9A CN201510449604A CN104985758A CN 104985758 A CN104985758 A CN 104985758A CN 201510449604 A CN201510449604 A CN 201510449604A CN 104985758 A CN104985758 A CN 104985758A
Authority
CN
China
Prior art keywords
thimble
shovel base
slider
slide block
bolster
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510449604.9A
Other languages
Chinese (zh)
Inventor
蔡峻峰
李慎朋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kenta Electronic Mfg Kunshan Co Ltd
Original Assignee
Kenta Electronic Mfg Kunshan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kenta Electronic Mfg Kunshan Co Ltd filed Critical Kenta Electronic Mfg Kunshan Co Ltd
Priority to CN201510449604.9A priority Critical patent/CN104985758A/en
Publication of CN104985758A publication Critical patent/CN104985758A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/2602Mould construction elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms

Abstract

The invention discloses an injection mold capable of preventing a product from being damaged under pulling. The injection mold comprises an upper mold plate and a lower mold plate, wherein a left oblique guide pillar is arranged on the left portion of the upper mold plate, and a right oblique guide pillar is arranged on the right portion of the upper mold plate; a left shovel base, a left sliding block and a left top plate are arranged on the left portion of the lower mold plate, and a right shovel base, a right positioning block, a right sliding block and a right top plate are arranged on the right portion of the lower mold plate; the left oblique guide pillar penetrates through the left sliding block, and the right oblique guide pillar penetrates through the right sliding block; the left shovel base is in wedging fit with the left sliding block through a wedge-shaped surface, and the right shovel base is in wedging fit with the right positioning block through a wedge-shaped surface; a first centre and a second centre are arranged on the left portion of the lower mold plate, and a third centre and a fourth centre are arranged on the right portion of the lower mold plate; the tail end of the second centre abuts against the left side of the product in an injection cavity, and the tail end of the fourth centre abuts against the right side of the product in the injection cavity. By the adoption of the injection mold, the problem of the prior art that a product is stuck to sliding blocks easily is solved, product quality is improved, and production efficiency is improved.

Description

A kind ofly prevent the injection mold pulling product
Technical field
The present invention relates to a kind of mould, particularly a kind ofly prevent the injection mold pulling product.
Background technology
When utilizing injection mold to produce plastic cement products, general employing slide block carries out side core-pulling action, but the glue position of a lot of product and muscle position are relatively dark, after mould is opened, product does not also spin off from slide block, product easily sticks on slide block, causes product not easily to take out, even if can take out, also can depart from not in time because of with slide block, cause product to be pulled, add defective products rate, production cost is increased.And product not easily takes out also can affect molding cycle and production efficiency, waste resource.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of injection mold preventing from pulling product.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions: a kind ofly prevent the injection mold pulling product, comprise cope match-plate pattern and lower bolster, the left part of described cope match-plate pattern is provided with a left Angle Pin, the right part of cope match-plate pattern is provided with a right Angle Pin, the left part of described lower bolster is provided with the left shovel base set gradually from left to right, left slider and left roof, the right part of described lower bolster is provided with the right shovel base set gradually from right to left, right locating piece, right slide block and right top board, injection molding cavity is formed between described left roof and right top board, left Angle Pin is arranged in described left slider, right Angle Pin is arranged in described right slide block, the described left left side of shovel base and the right side of left slider have lozenges respectively, described left shovel base is coordinated with described left slider wedging by lozenges, the described right side of right shovel base and the left side of right locating piece are respectively equipped with lozenges, described right shovel base is coordinated with described right locating piece wedging by lozenges, the left part of described lower bolster is also provided with the first thimble being arranged in left slider and the second thimble be arranged in described left roof, the right part of lower bolster is also provided with and passes the 3rd thimble of right locating piece and right slide block successively and be arranged in the 4th thimble of described right top board, the end of the first thimble is supported on the second thimble, the end of the second thimble is supported on the left side of the product being arranged in injection molding cavity, the end of the 3rd thimble is supported on the 4th thimble, the end of the 4th thimble is supported on the right side of the product being arranged in injection molding cavity.
Further, in described left slider, be provided with the first spring be sleeved on the first thimble, in described left roof, be provided with the second spring be sleeved on the second thimble.
Further, in described right slide block, be provided with the 3rd spring be sleeved on the 3rd thimble, in described right top board, be provided with the 4th spring be sleeved on the 4th thimble.
The invention has the beneficial effects as follows: the present invention is when die sinking, cope match-plate pattern moves, left shovel base and right shovel base move, left Angle Pin drives left slider to be moved to the left, left roof is also moved to the left, right Angle Pin drives right slide block to move right, right top board also moves right, in the process of left slider and right slide block movement, the first thimble on lower bolster withstands on the second thimble, second thimble withstands on the left side of product, 3rd thimble of lower bolster withstands on the 4th thimble, 4th thimble withstands on the right side of product, thus product is withstood motionless, solve product existing in prior art and easily stick the problem on slide block, product easily takes out, deformation of products can not be produced and by the problem of pulling, ensure that the quality of injecting products, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
As shown in Figure 1, a kind ofly prevent the injection mold pulling product, comprise cope match-plate pattern 1 and lower bolster 2, the left part of described cope match-plate pattern 1 is provided with a left Angle Pin 3, the right part of cope match-plate pattern 1 is provided with a right Angle Pin 4, the left part of described lower bolster 2 is provided with the left shovel base 5 set gradually from left to right, left slider 6 and left roof 7, the right part of described lower bolster 2 is provided with the right shovel base 8 set gradually from right to left, right locating piece 9, right slide block 10 and right top board 11, injection molding cavity is formed between described left roof 7 and right top board 11, left Angle Pin 3 is arranged in described left slider 6, right Angle Pin 4 is arranged in described right slide block 10, the described left side of left shovel base 5 and the right side of left slider 6 have lozenges respectively, described left shovel base 5 is coordinated with the wedging of described left slider 6 by lozenges, the described right side of right shovel base 8 and the left side of right locating piece 9 are respectively equipped with lozenges, described right shovel base 8 is coordinated with the wedging of described right locating piece 9 by lozenges, right locating piece 9 better can carry out wedging location to right slide block 10.The left part of described lower bolster 2 is also provided with the first thimble 12 being arranged in left slider 6 and the second thimble 13 be arranged in described left roof 7, and the right part of lower bolster 2 is also provided with and passes the 3rd thimble 14 of right locating piece 9 and right slide block 10 successively and be arranged in the 4th thimble 15 of described right top board 11.The left side of described left shovel base 5 and the right side of right shovel base 8 are equipped with locating slot 16, and the head end that the head end of the first thimble 12 is placed in locating slot the 16, three thimble 14 of left shovel base 5 is placed in the locating slot 16 of right shovel base 8.The end of the first thimble 12 is supported on the second thimble 13, the end of the second thimble 13 is supported on the left side of product 21 being arranged in injection molding cavity, the end of the 3rd thimble 14 is supported on the 4th thimble 15, and the end of the 4th thimble 15 is supported on the right side of product 21 being arranged in injection molding cavity.
Furtherly, in described left slider 6, be provided with the first spring 17 be sleeved on the first thimble 12, in described left roof 7, be provided with the second spring 18 be sleeved on the second thimble 13.
Furtherly, in described right slide block 10, be provided with the 3rd spring 19 be sleeved on the 3rd thimble 14, in described right top board 11, be provided with the 4th spring 20 be sleeved on the 4th thimble 15.
During die sinking, cope match-plate pattern 1 drives on left shovel base 5 and right shovel base 8 and moves, and the left Angle Pin 3 be arranged on cope match-plate pattern 1 is stirred left slider 6 and is moved to the left, and right Angle Pin 4 is stirred right slide block 10 and moved right, and right locating piece 9 also moves right.Under the counter-active effect of the locating slot 16 of left shovel base 5 and right shovel base 8, first thimble 12 is motionless, and the first thimble 12 withstands on the second thimble 13,3rd thimble 14 is motionless, and the 3rd thimble 14 withstands on the 4th thimble 15, first spring 17, second spring 18, the 3rd spring 19 and the 4th spring 20 are all compressed, and it is motionless that the second thimble 13 and the 4th thimble 15 all withstand product 21.Cope match-plate pattern 1 continues to move up, and the second thimble 13 and the 4th thimble 15 can depart from product 21, and die sinking completes, and product 21 is removed.In whole die sinking process, product 21 can not stick in the structure of the movement of its left and right sides, thus easily takes out, and product can not be made to be pulled, ensure that product quality, also improve production efficiency.During matched moulds, cope match-plate pattern 1 moves down, left shovel base 5 and right shovel base 8 all move down, the lozenges of left shovel base 5 makes left slider 6 and left roof 7 move right, the lozenges of right shovel base 8 makes right locating piece 9, right slide block 10 and right top board 11 all be moved to the left, second thimble 13 gets back to the position can supported on the left of product 21 under the effect of the first thimble 12, and the 4th thimble 15 gets back to the position can supported on the right side of product 21 under the effect of the 3rd thimble 14.Left shovel base 5 is by left slider 6 wedging, and right shovel base 8 is by right locating piece 9 by after the wedging of right slide block 10, and matched moulds completes.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (3)

1. one kind can prevent the injection mold pulling product, it is characterized in that: comprise cope match-plate pattern and lower bolster, the left part of described cope match-plate pattern is provided with a left Angle Pin, the right part of cope match-plate pattern is provided with a right Angle Pin, the left part of described lower bolster is provided with the left shovel base set gradually from left to right, left slider and left roof, the right part of described lower bolster is provided with the right shovel base set gradually from right to left, right locating piece, right slide block and right top board, injection molding cavity is formed between described left roof and right top board, left Angle Pin is arranged in described left slider, right Angle Pin is arranged in described right slide block, the described left left side of shovel base and the right side of left slider have lozenges respectively, described left shovel base is coordinated with described left slider wedging by lozenges, the described right side of right shovel base and the left side of right locating piece are respectively equipped with lozenges, described right shovel base is coordinated with described right locating piece wedging by lozenges, the left part of described lower bolster is also provided with the first thimble being arranged in left slider and the second thimble be arranged in described left roof, the right part of lower bolster is also provided with and passes the 3rd thimble of right locating piece and right slide block successively and be arranged in the 4th thimble of described right top board, the end of the first thimble is supported on the second thimble, the end of the second thimble is supported on the left side of the product being arranged in injection molding cavity, the end of the 3rd thimble is supported on the 4th thimble, the end of the 4th thimble is supported on the right side of the product being arranged in injection molding cavity.
2. according to claim 1ly prevent the injection mold pulling product, it is characterized in that: in described left slider, be provided with the first spring be sleeved on the first thimble, in described left roof, be provided with the second spring be sleeved on the second thimble.
3. according to claim 1ly prevent the injection mold pulling product, it is characterized in that: in described right slide block, be provided with the 3rd spring be sleeved on the 3rd thimble, in described right top board, be provided with the 4th spring be sleeved on the 4th thimble.
CN201510449604.9A 2015-07-29 2015-07-29 Injection mold capable of preventing product from being damaged under pulling Pending CN104985758A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510449604.9A CN104985758A (en) 2015-07-29 2015-07-29 Injection mold capable of preventing product from being damaged under pulling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510449604.9A CN104985758A (en) 2015-07-29 2015-07-29 Injection mold capable of preventing product from being damaged under pulling

Publications (1)

Publication Number Publication Date
CN104985758A true CN104985758A (en) 2015-10-21

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105563757A (en) * 2016-01-25 2016-05-11 中山市利群精密实业有限公司 Machining mechanism of product with texturing surface
WO2019052260A1 (en) * 2017-09-14 2019-03-21 丁勇军 Injection mould capable of preventing demoulding shrinkage
CN109551718A (en) * 2018-11-02 2019-04-02 浙江工商职业技术学院 A kind of pulled core structure three times of mold

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202053475U (en) * 2011-05-19 2011-11-30 大连日进精密模塑有限公司 Device for preventing strain of fixed mould elastic block
CN204054539U (en) * 2014-09-01 2014-12-31 浙江模具厂 Auto Instrument desk air outlet mould slide block bullet pin is anti-pulls mechanism
CN104690915A (en) * 2015-03-27 2015-06-10 昆山灿升辉精密模具有限公司 Forming mold for automobile air outlet body
CN204894377U (en) * 2015-07-29 2015-12-23 健大电业制品(昆山)有限公司 Can prevent to pull injection mold of product

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202053475U (en) * 2011-05-19 2011-11-30 大连日进精密模塑有限公司 Device for preventing strain of fixed mould elastic block
CN204054539U (en) * 2014-09-01 2014-12-31 浙江模具厂 Auto Instrument desk air outlet mould slide block bullet pin is anti-pulls mechanism
CN104690915A (en) * 2015-03-27 2015-06-10 昆山灿升辉精密模具有限公司 Forming mold for automobile air outlet body
CN204894377U (en) * 2015-07-29 2015-12-23 健大电业制品(昆山)有限公司 Can prevent to pull injection mold of product

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105563757A (en) * 2016-01-25 2016-05-11 中山市利群精密实业有限公司 Machining mechanism of product with texturing surface
CN105563757B (en) * 2016-01-25 2018-03-09 中山市利群精密实业有限公司 The organisation of working of product with erosion line face
WO2019052260A1 (en) * 2017-09-14 2019-03-21 丁勇军 Injection mould capable of preventing demoulding shrinkage
CN109551718A (en) * 2018-11-02 2019-04-02 浙江工商职业技术学院 A kind of pulled core structure three times of mold

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Application publication date: 20151021